with the wheelchair 30 feet away from his body. >> reporter: she didn't want to appear on camera, but said after the driver hit cox from behind, he took off. >> he try to drive forward, the wheelchair was stuck in the bump, so he -- reversed the car and then turned. >> it could have been an accident, but the fact that the person failed to stop after he hit the victim makes it a crime at this point. so, it's a felony hit-and-run. >> reporter: cox died at the hospital soon after at age 52. a life long richmond resident. >> being in a wheelchair, he was still very energetic. to me, he really loved life. >> reporter: he spent his life in that chair. >> his nurse -- nerves grew down his back and grew in a circle and didn't go down his legs. >> reporter: jim cox lost his leg a few years ago and since they lived in their childhood room, he coached him along. >> he had his wheelchair and all the criteria for running.